1 (* Copyright (C) Doom 2D: Forever Developers
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, version 3 of the License ONLY.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 {$INCLUDE ../shared/a_modes.inc}
23 MAPDEF
, g_textures
, xdynrec
;
26 TAddTextureArray
= array of record
27 Texture
: Cardinal; // Textures[Texture]
30 ATextureID
= array of record
31 Texture
: Cardinal; // Textures[Texture]
34 True: (AnTex
: TAnimationState
);
38 TPanel
= Class (TObject
)
42 mGUID
: Integer; // will be assigned in "g_map.pas"
45 FTextureIDs
: ATextureID
;
46 mMovingSpeed
: TDFPoint
;
47 mMovingStart
: TDFPoint
;
49 mMovingActive
: Boolean;
52 mOldMovingActive
: Boolean;
58 mEndSizeTrig
: Integer;
60 mNeedSend
: Boolean; // for network
63 function getx1 (): Integer; inline;
64 function gety1 (): Integer; inline;
65 function getvisvalid (): Boolean; inline;
67 function getMovingSpeedX (): Integer; inline;
68 procedure setMovingSpeedX (v
: Integer); inline;
69 function getMovingSpeedY (): Integer; inline;
70 procedure setMovingSpeedY (v
: Integer); inline;
72 function getMovingStartX (): Integer; inline;
73 procedure setMovingStartX (v
: Integer); inline;
74 function getMovingStartY (): Integer; inline;
75 procedure setMovingStartY (v
: Integer); inline;
77 function getMovingEndX (): Integer; inline;
78 procedure setMovingEndX (v
: Integer); inline;
79 function getMovingEndY (): Integer; inline;
80 procedure setMovingEndY (v
: Integer); inline;
82 function getSizeSpeedX (): Integer; inline;
83 procedure setSizeSpeedX (v
: Integer); inline;
84 function getSizeSpeedY (): Integer; inline;
85 procedure setSizeSpeedY (v
: Integer); inline;
87 function getSizeEndX (): Integer; inline;
88 procedure setSizeEndX (v
: Integer); inline;
89 function getSizeEndY (): Integer; inline;
90 procedure setSizeEndY (v
: Integer); inline;
93 FCurTexture
: Integer; // Íîìåð òåêóùåé òåêñòóðû
97 FOldX
, FOldY
: Integer;
98 FWidth
, FHeight
: Word;
105 // sorry, there fields are public to allow setting 'em in g_map; this should be fixed later
106 // for now, PLEASE, don't modify 'em, or all hell will break loose
107 arrIdx
: Integer; // index in one of internal arrays; sorry
108 tag
: Integer; // used in coldets and such; sorry; see g_map.GridTagXXX
109 proxyId
: Integer; // proxy id in map grid (DO NOT USE!)
110 mapId
: AnsiString; // taken directly from map file; dunno why it is here
111 hasTexTrigger
: Boolean; // HACK: true when there's a trigger than can change my texture
113 constructor Create(PanelRec
: TDynRecord
;
114 AddTextures
: TAddTextureArray
;
116 var Textures
: TLevelTextureArray
; aguid
: Integer);
117 destructor Destroy(); override;
120 procedure SetFrame(Frame
: Integer; Count
: Byte);
121 procedure NextTexture(AnimLoop
: Byte = 0);
122 procedure SetTexture(ID
: Integer; AnimLoop
: Byte = 0);
123 function GetTextureID(): Cardinal;
124 function GetTextureCount(): Integer;
125 function CanChangeTexture(): Boolean;
127 procedure SaveState (st
: TStream
);
128 procedure LoadState (st
: TStream
);
130 procedure positionChanged (); inline;
132 function getIsGBack (): Boolean; inline; // gRenderBackgrounds
133 function getIsGStep (): Boolean; inline; // gSteps
134 function getIsGWall (): Boolean; inline; // gWalls
135 function getIsGAcid1 (): Boolean; inline; // gAcid1
136 function getIsGAcid2 (): Boolean; inline; // gAcid2
137 function getIsGWater (): Boolean; inline; // gWater
138 function getIsGFore (): Boolean; inline; // gRenderForegrounds
139 function getIsGLift (): Boolean; inline; // gLifts
140 function getIsGBlockMon (): Boolean; inline; // gBlockMon
143 function gncNeedSend (): Boolean; inline;
144 procedure setDirty (); inline; // why `dirty`? 'cause i may introduce property `needSend` later
147 property visvalid
: Boolean read getvisvalid
; // panel is "visvalid" when it's width and height are positive
150 property guid
: Integer read mGUID
; // will be assigned in "g_map.pas"
151 property x0
: Integer read FX
;
152 property y0
: Integer read FY
;
153 property x1
: Integer read getx1
; // inclusive!
154 property y1
: Integer read gety1
; // inclusive!
155 property x
: Integer read FX write FX
;
156 property y
: Integer read FY write FY
;
157 property width
: Word read FWidth write FWidth
;
158 property height
: Word read FHeight write FHeight
;
159 property oldX
: Integer read FOldX
;
160 property oldY
: Integer read FOldY
;
161 property oldWidth
: Word read FOldW
;
162 property oldHeight
: Word read FOldH
;
163 property panelType
: Word read FPanelType write FPanelType
;
164 property enabled
: Boolean read FEnabled write FEnabled
;
165 property door
: Boolean read FDoor write FDoor
;
166 property liftType
: Byte read FLiftType write FLiftType
;
167 property lastAnimLoop
: Byte read FLastAnimLoop write FLastAnimLoop
;
169 property movingSpeedX
: Integer read getMovingSpeedX write setMovingSpeedX
;
170 property movingSpeedY
: Integer read getMovingSpeedY write setMovingSpeedY
;
171 property movingStartX
: Integer read getMovingStartX write setMovingStartX
;
172 property movingStartY
: Integer read getMovingStartY write setMovingStartY
;
173 property movingEndX
: Integer read getMovingEndX write setMovingEndX
;
174 property movingEndY
: Integer read getMovingEndY write setMovingEndY
;
175 property movingActive
: Boolean read mMovingActive write mMovingActive
;
176 property moveOnce
: Boolean read mMoveOnce write mMoveOnce
;
178 property sizeSpeedX
: Integer read getSizeSpeedX write setSizeSpeedX
;
179 property sizeSpeedY
: Integer read getSizeSpeedY write setSizeSpeedY
;
180 property sizeEndX
: Integer read getSizeEndX write setSizeEndX
;
181 property sizeEndY
: Integer read getSizeEndY write setSizeEndY
;
183 property isGBack
: Boolean read getIsGBack
;
184 property isGStep
: Boolean read getIsGStep
;
185 property isGWall
: Boolean read getIsGWall
;
186 property isGAcid1
: Boolean read getIsGAcid1
;
187 property isGAcid2
: Boolean read getIsGAcid2
;
188 property isGWater
: Boolean read getIsGWater
;
189 property isGFore
: Boolean read getIsGFore
;
190 property isGLift
: Boolean read getIsGLift
;
191 property isGBlockMon
: Boolean read getIsGBlockMon
;
194 property Alpha
: Byte read FAlpha
;
195 property Blending
: Boolean read FBlending
;
196 property TextureIDs
: ATextureID read FTextureIDs
;
199 property movingSpeed
: TDFPoint read mMovingSpeed write mMovingSpeed
;
200 property movingStart
: TDFPoint read mMovingStart write mMovingStart
;
201 property movingEnd
: TDFPoint read mMovingEnd write mMovingEnd
;
203 property sizeSpeed
: TDFSize read mSizeSpeed write mSizeSpeed
;
204 property sizeEnd
: TDFSize read mSizeEnd write mSizeEnd
;
206 property endPosTrigId
: Integer read mEndPosTrig write mEndPosTrig
;
207 property endSizeTrigId
: Integer read mEndSizeTrig write mEndSizeTrig
;
210 TPanelArray
= Array of TPanel
;
219 g_dbgpan_mplat_active
: Boolean = {$IF DEFINED(D2F_DEBUG)}true{$ELSE}true{$ENDIF};
220 g_dbgpan_mplat_step
: Boolean = false; // one step, and stop
226 g_basic
, g_map
, g_game
, g_gfx
, g_weapons
, g_triggers
, g_items
,
227 g_console
, g_language
, g_monsters
, g_player
, g_grid
, e_log
, geom
, utils
, xstreams
;
230 PANEL_SIGNATURE
= $4C4E4150; // 'PANL'
234 function FindTextureByName (const name
: String): Integer;
238 if Textures
<> nil then
240 for i
:= 0 to High(Textures
) do
242 if Textures
[i
].TextureName
= name
then
251 constructor TPanel
.Create(PanelRec
: TDynRecord
;
252 AddTextures
: TAddTextureArray
;
254 var Textures
: TLevelTextureArray
; aguid
: Integer);
263 Width
:= PanelRec
.Width
;
264 Height
:= PanelRec
.Height
;
273 mapId
:= PanelRec
.id
;
276 mMovingSpeed
:= PanelRec
.moveSpeed
;
277 mMovingStart
:= PanelRec
.moveStart
;
278 mMovingEnd
:= PanelRec
.moveEnd
;
279 mMovingActive
:= PanelRec
['move_active'].value
;
280 mOldMovingActive
:= mMovingActive
;
281 mMoveOnce
:= PanelRec
.moveOnce
;
283 mSizeSpeed
:= PanelRec
.sizeSpeed
;
284 mSizeEnd
:= PanelRec
.sizeEnd
;
286 mEndPosTrig
:= PanelRec
.endPosTrig
;
287 mEndSizeTrig
:= PanelRec
.endSizeTrig
;
292 PanelType
:= PanelRec
.PanelType
;
295 LiftType
:= LIFTTYPE_UP
;
296 hasTexTrigger
:= False;
299 PANEL_OPENDOOR
: begin Enabled
:= False; Door
:= True; end;
300 PANEL_CLOSEDOOR
: Door
:= True;
301 PANEL_LIFTUP
: LiftType
:= LIFTTYPE_UP
; //???
302 PANEL_LIFTDOWN
: LiftType
:= LIFTTYPE_DOWN
;
303 PANEL_LIFTLEFT
: LiftType
:= LIFTTYPE_LEFT
;
304 PANEL_LIFTRIGHT
: LiftType
:= LIFTTYPE_RIGHT
;
308 if ByteBool(PanelRec
.Flags
and PANEL_FLAG_HIDE
) then
310 SetLength(FTextureIDs
, 0);
314 // Ïàíåëè, íå èñïîëüçóþùèå òåêñòóðû:
315 if ByteBool(PanelType
and
320 PANEL_BLOCKMON
)) then
322 SetLength(FTextureIDs
, 0);
327 // Åñëè ýòî æèäêîñòü áåç òåêñòóðû - ñïåöòåêñòóðó:
328 if WordBool(PanelType
and (PANEL_WATER
or PANEL_ACID1
or PANEL_ACID2
)) and
329 (not ByteBool(PanelRec
.Flags
and PANEL_FLAG_WATERTEXTURES
)) then
331 SetLength(FTextureIDs
, 1);
332 FTextureIDs
[0].Anim
:= False;
333 case PanelRec
.PanelType
of
334 PANEL_WATER
: FTextureIDs
[0].Texture
:= FindTextureByName(TEXTURE_NAME_WATER
);
335 PANEL_ACID1
: FTextureIDs
[0].Texture
:= FindTextureByName(TEXTURE_NAME_ACID1
);
336 PANEL_ACID2
: FTextureIDs
[0].Texture
:= FindTextureByName(TEXTURE_NAME_ACID2
);
342 SetLength(FTextureIDs
, Length(AddTextures
));
347 if CurTex
>= Length(FTextureIDs
) then
348 FCurTexture
:= Length(FTextureIDs
) - 1
350 FCurTexture
:= CurTex
;
352 for i
:= 0 to Length(FTextureIDs
)-1 do
354 FTextureIDs
[i
].Texture
:= AddTextures
[i
].Texture
;
355 FTextureIDs
[i
].Anim
:= Textures
[AddTextures
[i
].Texture
].FramesCount
> 0;
356 if FTextureIDs
[i
].Anim
then
357 begin // Àíèìèðîâàííàÿ òåêñòóðà
358 FTextureIDs
[i
].AnTex
:= TAnimationState
.Create(True, Textures
[AddTextures
[i
].Texture
].Speed
, Textures
[AddTextures
[i
].Texture
].FramesCount
);
362 // Òåêñòóð íåñêîëüêî - íóæíî ñîõðàíÿòü òåêóùóþ:
363 //if Length(FTextureIDs) > 1 then SaveIt := True;
365 if (PanelRec
.TextureRec
= nil) then tnum
:= -1 else tnum
:= PanelRec
.tagInt
;
366 if (tnum
< 0) then tnum
:= Length(Textures
);
368 // Åñëè íå ñïåöòåêñòóðà, òî çàäàåì ðàçìåðû:
369 if ({PanelRec.TextureNum}tnum
> High(Textures
)) then
371 e_WriteLog(Format('WTF?! tnum is out of limits! (%d : %d)', [tnum
, High(Textures
)]), TMsgType
.Warning
);
373 FBlending
:= ByteBool(0);
375 else if not g_Map_IsSpecialTexture(Textures
[{PanelRec.TextureNum}tnum
].TextureName
) then
377 FAlpha
:= PanelRec
.Alpha
;
378 FBlending
:= ByteBool(PanelRec
.Flags
and PANEL_FLAG_BLENDING
);
382 destructor TPanel
.Destroy();
386 for i
:= 0 to High(FTextureIDs
) do
387 if FTextureIDs
[i
].Anim
then
388 FTextureIDs
[i
].AnTex
.Free();
389 SetLength(FTextureIDs
, 0);
394 function TPanel
.getx1 (): Integer; inline; begin result
:= X
+Width
-1; end;
395 function TPanel
.gety1 (): Integer; inline; begin result
:= Y
+Height
-1; end;
396 function TPanel
.getvisvalid (): Boolean; inline; begin result
:= (Width
> 0) and (Height
> 0); end;
398 function TPanel
.getMovingSpeedX (): Integer; inline; begin result
:= mMovingSpeed
.X
; end;
399 procedure TPanel
.setMovingSpeedX (v
: Integer); inline; begin mMovingSpeed
.X
:= v
; end;
400 function TPanel
.getMovingSpeedY (): Integer; inline; begin result
:= mMovingSpeed
.Y
; end;
401 procedure TPanel
.setMovingSpeedY (v
: Integer); inline; begin mMovingSpeed
.Y
:= v
; end;
403 function TPanel
.getMovingStartX (): Integer; inline; begin result
:= mMovingStart
.X
; end;
404 procedure TPanel
.setMovingStartX (v
: Integer); inline; begin mMovingStart
.X
:= v
; end;
405 function TPanel
.getMovingStartY (): Integer; inline; begin result
:= mMovingStart
.Y
; end;
406 procedure TPanel
.setMovingStartY (v
: Integer); inline; begin mMovingStart
.Y
:= v
; end;
408 function TPanel
.getMovingEndX (): Integer; inline; begin result
:= mMovingEnd
.X
; end;
409 procedure TPanel
.setMovingEndX (v
: Integer); inline; begin mMovingEnd
.X
:= v
; end;
410 function TPanel
.getMovingEndY (): Integer; inline; begin result
:= mMovingEnd
.Y
; end;
411 procedure TPanel
.setMovingEndY (v
: Integer); inline; begin mMovingEnd
.Y
:= v
; end;
413 function TPanel
.getSizeSpeedX (): Integer; inline; begin result
:= mSizeSpeed
.w
; end;
414 procedure TPanel
.setSizeSpeedX (v
: Integer); inline; begin mSizeSpeed
.w
:= v
; end;
415 function TPanel
.getSizeSpeedY (): Integer; inline; begin result
:= mSizeSpeed
.h
; end;
416 procedure TPanel
.setSizeSpeedY (v
: Integer); inline; begin mSizeSpeed
.h
:= v
; end;
418 function TPanel
.getSizeEndX (): Integer; inline; begin result
:= mSizeEnd
.w
; end;
419 procedure TPanel
.setSizeEndX (v
: Integer); inline; begin mSizeEnd
.w
:= v
; end;
420 function TPanel
.getSizeEndY (): Integer; inline; begin result
:= mSizeEnd
.h
; end;
421 procedure TPanel
.setSizeEndY (v
: Integer); inline; begin mSizeEnd
.h
:= v
; end;
423 function TPanel
.getIsGBack (): Boolean; inline; begin result
:= ((tag
and GridTagBack
) <> 0); end;
424 function TPanel
.getIsGStep (): Boolean; inline; begin result
:= ((tag
and GridTagStep
) <> 0); end;
425 function TPanel
.getIsGWall (): Boolean; inline; begin result
:= ((tag
and (GridTagWall
or GridTagDoor
)) <> 0); end;
426 function TPanel
.getIsGAcid1 (): Boolean; inline; begin result
:= ((tag
and GridTagAcid1
) <> 0); end;
427 function TPanel
.getIsGAcid2 (): Boolean; inline; begin result
:= ((tag
and GridTagAcid2
) <> 0); end;
428 function TPanel
.getIsGWater (): Boolean; inline; begin result
:= ((tag
and GridTagWater
) <> 0); end;
429 function TPanel
.getIsGFore (): Boolean; inline; begin result
:= ((tag
and GridTagFore
) <> 0); end;
430 function TPanel
.getIsGLift (): Boolean; inline; begin result
:= ((tag
and GridTagLift
) <> 0); end;
431 function TPanel
.getIsGBlockMon (): Boolean; inline; begin result
:= ((tag
and GridTagBlockMon
) <> 0); end;
433 function TPanel
.gncNeedSend (): Boolean; inline; begin result
:= mNeedSend
; mNeedSend
:= false; end;
434 procedure TPanel
.setDirty (); inline; begin mNeedSend
:= true; end;
436 procedure TPanel
.positionChanged (); inline;
438 px
, py
, pw
, ph
: Integer;
440 if (proxyId
>= 0) then
442 mapGrid
.getBodyDims(proxyId
, px
, py
, pw
, ph
);
443 if (px
<> x
) or (py
<> y
) or (pw
<> Width
) or (ph
<> Height
) then
446 e_LogWritefln('panel moved: arridx=%s; guid=%s; proxyid=%s; old:(%s,%s)-(%sx%s); new:(%s,%s)-(%sx%s)',
447 [arrIdx, mGUID, proxyId, px, py, pw, ph, x, y, width, height]);
449 g_Mark(px
, py
, pw
, ph
, MARK_WALL
, false);
450 if (Width
< 1) or (Height
< 1) then
452 mapGrid
.proxyEnabled
[proxyId
] := false;
456 mapGrid
.proxyEnabled
[proxyId
] := Enabled
;
457 if (pw
<> Width
) or (ph
<> Height
) then
459 //writeln('panel resize!');
460 mapGrid
.moveResizeBody(proxyId
, X
, Y
, Width
, Height
)
464 mapGrid
.moveBody(proxyId
, X
, Y
);
466 g_Mark(X
, Y
, Width
, Height
, MARK_WALL
);
474 monCheckList
: array of TMonster
= nil;
475 monCheckListUsed
: Integer = 0;
477 procedure TPanel
.Update();
480 nx
, ny
, nw
, nh
: Integer;
481 ex
, ey
, nex
, ney
: Integer;
485 // return `true` if we should move by dx,dy
486 function tryMPlatMove (px
, py
, pw
, ph
: Integer; out dx
, dy
: Integer; out squash
: Boolean; ontop
: PBoolean=nil): Boolean;
497 pdx
:= mMovingSpeed
.X
;
498 pdy
:= mMovingSpeed
.Y
;
499 // standing on the platform?
502 if (ontop
<> nil) then ontop
^ := true;
503 // yes, move with it; but skip steps (no need to process size change here, 'cause platform top cannot be changed with it)
504 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, pdx
, pdy
, (GridTagWall
or GridTagDoor
));
508 if (ontop
<> nil) then ontop
^ := false;
509 // not standing on the platform: trace platform to see if it hits the entity
510 // first, process size change (as we cannot sweeptest both move and size change)
511 // but we don't have to check for pushing if the panel is shrinking
514 if (szdx
> 0) or (szdy
> 0) then
516 // ignore shrinking dimension
517 if (szdx
< 0) then szdx
:= 0;
518 if (szdy
< 0) then szdy
:= 0;
519 // move platform by szd* back, and check for szd* movement
520 if sweepAABB(ox
-szdx
, oy
-szdy
, nw
, nh
, szdx
, szdy
, px
, py
, pw
, ph
, @u0
) then
522 // yes, platform hits the entity, push the entity in the resizing direction
523 u0
:= 1.0-u0
; // how much path left?
524 szdx
:= trunc(szdx
*u0
);
525 szdy
:= trunc(szdy
*u0
);
526 if (szdx
<> 0) or (szdy
<> 0) then
528 // has some path to go, trace the entity
529 trtag
:= (GridTagWall
or GridTagDoor
);
530 // if we're moving down, consider steps too
531 if (szdy
> 0) then trtag
:= trtag
or GridTagStep
;
532 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, szdx
, szdy
, trtag
);
536 // second, process platform movement, using te* as entity starting point
537 if sweepAABB(ox
, oy
, nw
, nh
, pdx
, pdy
, tex
, tey
, pw
, ph
, @u0
) then
539 //e_LogWritefln('T: platsweep; u0=%s; u1=%s; hedge=%s; sweepAABB(%s, %s, %s, %s, %s, %s, %s, %s, %s, %s)', [u0, u1, hedge, ox, oy, mpw, mph, pdx, pdy, px-1, py-1, pw+2, ph+2]);
540 // yes, platform hits the entity, push the entity in the direction of the platform
541 u0
:= 1.0-u0
; // how much path left?
542 pdx
:= trunc(pdx
*u0
);
543 pdy
:= trunc(pdy
*u0
);
544 //e_LogWritefln(' platsweep; uleft=%s; pd=(%s,%s)', [u0, pdx, pdy]);
545 if (pdx
<> 0) or (pdy
<> 0) then
547 // has some path to go, trace the entity
548 trtag
:= (GridTagWall
or GridTagDoor
);
549 // if we're moving down, consider steps too
550 if (pdy
> 0) then trtag
:= trtag
or GridTagStep
;
551 mapGrid
.traceBox(tex
, tey
, px
, py
, pw
, ph
, pdx
, pdy
, trtag
);
555 // done with entity movement, new coords are in te*
558 result
:= (dx
<> 0) or (dy
<> 0);
559 if not conveyor
and ((tag
and (GridTagWall
or GridTagDoor
)) <> 0) then
561 // check for squashing; as entity cannot be pushed into a wall, check only collision with the platform itself
562 squash
:= g_Collide(tex
, tey
, pw
, ph
, nx
, ny
, nw
, nh
); // squash, if still in platform
566 function monCollect (mon
: TMonster
): Boolean;
568 result
:= false; // don't stop
569 if (monCheckListUsed
>= Length(monCheckList
)) then SetLength(monCheckList
, monCheckListUsed
+128);
570 monCheckList
[monCheckListUsed
] := mon
;
571 Inc(monCheckListUsed
);
575 cx0
, cy0
, cx1
, cy1
, cw
, ch
: Integer;
577 px
, py
, pw
, ph
, pdx
, pdy
: Integer;
587 actMoveTrig
: Boolean;
588 actSizeTrig
: Boolean;
590 if (not Enabled
) or (Width
< 1) or (Height
< 1) then exit
;
592 if (FCurTexture
>= 0) and
593 (FTextureIDs
[FCurTexture
].Anim
) and
594 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
597 FTextureIDs
[FCurTexture
].AnTex
.Update();
598 FCurFrame
:= FTextureIDs
[FCurTexture
].AnTex
.CurrentFrame
;
599 FCurFrameCount
:= FTextureIDs
[FCurTexture
].AnTex
.CurrentCounter
;
602 if not g_dbgpan_mplat_active
then exit
;
604 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
605 mOldMovingActive
:= mMovingActive
;
607 if not mMovingActive
then exit
;
608 if mMovingSpeed
.isZero
and mSizeSpeed
.isZero
then exit
;
610 //TODO: write wall size change processing
615 * collect all monsters and players (aka entities) along the possible platform path
616 * if entity is standing on a platform:
617 * try to move it along the platform path, checking wall collisions
618 * if entity is NOT standing on a platform, but hit with sweeped platform aabb:
620 * if we can't push entity all the way, squash it
627 // the mplat acts as a stationary conveyor belt when it's locked within a movement rect of zero area
628 conveyor
:= (mMovingEnd
.X
= mMovingStart
.X
) and (mMovingEnd
.Y
= mMovingStart
.Y
)
629 and (mMovingEnd
.X
= X
) and (mMovingEnd
.Y
= Y
);
631 nw
:= mpw
+mSizeSpeed
.w
;
632 nh
:= mph
+mSizeSpeed
.h
;
637 nx
+= mMovingSpeed
.X
;
638 ny
+= mMovingSpeed
.Y
;
641 // force network updates only if some sudden change happened
642 // set the flag here, so we can sync affected monsters
643 if not mSizeSpeed
.isZero
and (nw
= mSizeEnd
.w
) and (nh
= mSizeEnd
.h
) then
647 else if ((mMovingSpeed
.X
< 0) and (nx
<= mMovingStart
.X
)) or ((mMovingSpeed
.X
> 0) and (nx
>= mMovingEnd
.X
)) then
651 else if ((mMovingSpeed
.Y
< 0) and (ny
<= mMovingStart
.Y
)) or ((mMovingSpeed
.Y
> 0) and (ny
>= mMovingEnd
.Y
)) then
656 // if pannel disappeared, we don't have to do anything
657 if (nw
> 0) and (nh
> 0) then
668 cx1
:= nmax(ex
, nex
);
669 cy1
:= nmax(ey
, ney
);
678 // process "obstacle" panels
679 if ((tag
and GridTagObstacle
) <> 0) then
681 // temporarily turn off this panel, so it won't interfere with collision checks
682 mapGrid
.proxyEnabled
[proxyId
] := false;
685 for f
:= 0 to High(gPlayers
) do
688 if (plr
= nil) or (not plr
.alive
) then continue
;
689 plr
.getMapBox(px
, py
, pw
, ph
);
690 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
691 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
) then
694 plr
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
696 // squash player, if necessary
697 if not g_Game_IsClient
and squash
then plr
.Damage(15000, 0, 0, 0, HIT_TRAP
);
701 for f
:= 0 to High(gGibs
) do
704 if not gib
.alive
then continue
;
705 gib
.getMapBox(px
, py
, pw
, ph
);
706 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
707 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
710 gib
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
714 // move and push corpses
715 for f
:= 0 to High(gCorpses
) do
718 if (cor
= nil) then continue
;
719 cor
.getMapBox(px
, py
, pw
, ph
);
720 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
721 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
724 cor
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
728 // move and push flags
729 if gGameSettings
.GameMode
= GM_CTF
then
730 for f
:= FLAG_RED
to FLAG_BLUE
do
733 if (flg
.State
in [FLAG_STATE_NONE
, FLAG_STATE_CAPTURED
]) then continue
;
734 px
:= flg
.Obj
.X
+flg
.Obj
.Rect
.X
;
735 py
:= flg
.Obj
.Y
+flg
.Obj
.Rect
.Y
;
736 pw
:= flg
.Obj
.Rect
.Width
;
737 ph
:= flg
.Obj
.Rect
.Height
;
738 if not g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then continue
;
739 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
740 if (pdx
<> 0) or (pdy
<> 0) then
742 flg
.Obj
.X
:= flg
.Obj
.X
+ pdx
;
743 flg
.Obj
.Y
:= flg
.Obj
.Y
+ pdy
;
744 flg
.NeedSend
:= true;
748 // move and push items
749 itm
:= g_Items_NextAlive(-1);
754 itm
.getMapBox(px
, py
, pw
, ph
);
755 if g_Collide(px
, py
, pw
, ph
, cx0
, cy0
, cw
, ch
) then
756 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
, @ontop
) then
757 itm
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
759 itm
:= g_Items_NextAlive(itm
.myId
);
763 monCheckListUsed
:= 0;
764 g_Mons_ForEachAt(cx0
, cy0
, cw
, ch
, monCollect
);
766 // process collected monsters
767 if (monCheckListUsed
> 0) then
769 mpfrid
:= g_Mons_getNewMPlatFrameId();
770 for f
:= 0 to monCheckListUsed
do
772 mon
:= monCheckList
[f
];
773 if (mon
= nil) or (not mon
.alive
) or (mon
.mplatCheckFrameId
= mpfrid
) then continue
;
774 mon
.mplatCheckFrameId
:= mpfrid
;
775 mon
.getMapBox(px
, py
, pw
, ph
);
776 //if not g_Collide(px, py, pw, ph, cx0, cy0, cw, ch) then continue;
777 if tryMPlatMove(px
, py
, pw
, ph
, pdx
, pdy
, squash
) then
780 mon
.moveBy(pdx
, pdy
); // this will call `positionChanged()` for us
781 //???FIXME: do we really need to send monsters over the net?
782 // i don't think so, as dead reckoning should take care of 'em
783 // ok, send new monster position only if platform is going to change it's direction
784 if mNeedSend
then mon
.setDirty();
786 // squash monster, if necessary
787 if not g_Game_IsClient
and squash
then mon
.Damage(15000, 0, 0, 0, HIT_TRAP
);
791 // restore panel state
792 mapGrid
.proxyEnabled
[proxyId
] := true;
807 actMoveTrig
:= false;
808 actSizeTrig
:= false;
810 // `mNeedSend` was set above
813 if not mSizeSpeed
.isZero
and (nw
= mSizeEnd
.w
) and (nh
= mSizeEnd
.h
) then
818 if (nw
< 1) or (nh
< 1) then mMovingActive
:= false; //HACK!
823 // reverse moving direction, if necessary
824 if ((mMovingSpeed
.X
< 0) and (nx
<= mMovingStart
.X
)) or ((mMovingSpeed
.X
> 0) and (nx
>= mMovingEnd
.X
)) then
826 if mMoveOnce
then mMovingActive
:= false else mMovingSpeed
.X
:= -mMovingSpeed
.X
;
830 if ((mMovingSpeed
.Y
< 0) and (ny
<= mMovingStart
.Y
)) or ((mMovingSpeed
.Y
> 0) and (ny
>= mMovingEnd
.Y
)) then
832 if mMoveOnce
then mMovingActive
:= false else mMovingSpeed
.Y
:= -mMovingSpeed
.Y
;
836 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
837 mOldMovingActive
:= mMovingActive
;
840 if not g_Game_IsClient
then
842 if actMoveTrig
then g_Triggers_Press(mEndPosTrig
, ACTIVATE_CUSTOM
);
843 if actSizeTrig
then g_Triggers_Press(mEndSizeTrig
, ACTIVATE_CUSTOM
);
846 // some triggers may activate this, don't delay sending
847 //TODO: when triggers will be able to control speed and size, check that here too
848 if (mOldMovingActive
<> mMovingActive
) then mNeedSend
:= true;
849 mOldMovingActive
:= mMovingActive
;
854 procedure TPanel
.SetFrame(Frame
: Integer; Count
: Byte);
856 function ClampInt(X
, A
, B
: Integer): Integer;
859 if X
< A
then Result
:= A
else if X
> B
then Result
:= B
;
863 if Enabled
and (FCurTexture
>= 0) and
864 (FTextureIDs
[FCurTexture
].Anim
) and
865 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
866 (Width
> 0) and (Height
> 0) and (FAlpha
< 255) then
868 FCurFrame
:= ClampInt(Frame
, 0, FTextureIDs
[FCurTexture
].AnTex
.TotalFrames
- 1);
869 FCurFrameCount
:= Count
;
870 FTextureIDs
[FCurTexture
].AnTex
.CurrentFrame
:= FCurFrame
;
871 FTextureIDs
[FCurTexture
].AnTex
.CurrentCounter
:= FCurFrameCount
;
875 procedure TPanel
.NextTexture(AnimLoop
: Byte = 0);
877 Assert(FCurTexture
>= -1, 'FCurTexture < -1');
880 if Length(FTextureIDs
) = 0 then
883 // Òîëüêî îäíà òåêñòóðà:
884 if Length(FTextureIDs
) = 1 then
886 if FCurTexture
= 0 then
892 // Áîëüøå îäíîé òåêñòóðû:
896 // Ñëåäóþùåé íåò - âîçâðàò ê íà÷àëó:
897 if FCurTexture
>= Length(FTextureIDs
) then
901 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
902 if (FCurTexture
>= 0) and FTextureIDs
[FCurTexture
].Anim
then
904 if (FTextureIDs
[FCurTexture
].AnTex
= nil) then
906 g_FatalError(_lc
[I_GAME_ERROR_SWITCH_TEXTURE
]);
911 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= True
914 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= False;
916 FTextureIDs
[FCurTexture
].AnTex
.Reset();
919 LastAnimLoop
:= AnimLoop
;
922 procedure TPanel
.SetTexture(ID
: Integer; AnimLoop
: Byte = 0);
924 if (ID
>= -1) and (ID
< Length(FTextureIDs
)) then
927 // Ïåðåêëþ÷èëèñü íà âèäèìóþ àíèì. òåêñòóðó:
928 if (FCurTexture
>= 0) and FTextureIDs
[FCurTexture
].Anim
then
930 if (FTextureIDs
[FCurTexture
].AnTex
= nil) then
932 g_FatalError(_lc
[I_GAME_ERROR_SWITCH_TEXTURE
]);
937 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= True
940 FTextureIDs
[FCurTexture
].AnTex
.Loop
:= False;
942 FTextureIDs
[FCurTexture
].AnTex
.Reset();
945 LastAnimLoop
:= AnimLoop
;
948 function TPanel
.GetTextureID(): DWORD
;
949 var Texture
: Integer;
951 Result
:= LongWord(TEXTURE_NONE
);
952 if (FCurTexture
>= 0) then
954 Texture
:= FTextureIDs
[FCurTexture
].Texture
;
955 case Textures
[Texture
].TextureName
of
956 TEXTURE_NAME_WATER
: Result
:= DWORD(TEXTURE_SPECIAL_WATER
);
957 TEXTURE_NAME_ACID1
: Result
:= DWORD(TEXTURE_SPECIAL_ACID1
);
958 TEXTURE_NAME_ACID2
: Result
:= DWORD(TEXTURE_SPECIAL_ACID2
);
963 function TPanel
.GetTextureCount(): Integer;
965 Result
:= Length(FTextureIDs
);
966 if Enabled
and (FCurTexture
>= 0) then
967 if (FTextureIDs
[FCurTexture
].Anim
) and
968 (FTextureIDs
[FCurTexture
].AnTex
<> nil) and
969 (Width
> 0) and (Height
> 0) and (FAlpha
< 255) then
970 Result
:= Result
+ 100;
973 function TPanel
.CanChangeTexture(): Boolean;
975 Result
:= (GetTextureCount() > 1) or hasTexTrigger
;
979 PAN_SAVE_VERSION
= 1;
981 procedure TPanel
.SaveState (st
: TStream
);
985 if (st
= nil) then exit
;
988 utils
.writeSign(st
, 'PANL');
989 utils
.writeInt(st
, Byte(PAN_SAVE_VERSION
));
990 // Îòêðûòà/çàêðûòà, åñëè äâåðü
991 utils
.writeBool(st
, FEnabled
);
992 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò
993 utils
.writeInt(st
, Byte(FLiftType
));
994 // Íîìåð òåêóùåé òåêñòóðû
995 utils
.writeInt(st
, Integer(FCurTexture
));
996 // Êîîðäèíàòû è ðàçìåð
997 utils
.writeInt(st
, Integer(FX
));
998 utils
.writeInt(st
, Integer(FY
));
999 utils
.writeInt(st
, Word(FWidth
));
1000 utils
.writeInt(st
, Word(FHeight
));
1001 // Àíèìèðîâàíà ëè òåêóùàÿ òåêñòóðà
1002 if (FCurTexture
>= 0) and (FTextureIDs
[FCurTexture
].Anim
) then
1004 assert(FTextureIDs
[FCurTexture
].AnTex
<> nil, 'TPanel.SaveState: No animation object');
1011 utils
.writeBool(st
, anim
);
1012 // Åñëè äà - ñîõðàíÿåì àíèìàöèþ
1013 if anim
then FTextureIDs
[FCurTexture
].AnTex
.SaveState(st
, FAlpha
, FBlending
);
1015 // moving platform state
1016 utils
.writeInt(st
, Integer(mMovingSpeed
.X
));
1017 utils
.writeInt(st
, Integer(mMovingSpeed
.Y
));
1018 utils
.writeInt(st
, Integer(mMovingStart
.X
));
1019 utils
.writeInt(st
, Integer(mMovingStart
.Y
));
1020 utils
.writeInt(st
, Integer(mMovingEnd
.X
));
1021 utils
.writeInt(st
, Integer(mMovingEnd
.Y
));
1023 utils
.writeInt(st
, Integer(mSizeSpeed
.w
));
1024 utils
.writeInt(st
, Integer(mSizeSpeed
.h
));
1025 utils
.writeInt(st
, Integer(mSizeEnd
.w
));
1026 utils
.writeInt(st
, Integer(mSizeEnd
.h
));
1028 utils
.writeBool(st
, mMovingActive
);
1029 utils
.writeBool(st
, mMoveOnce
);
1031 utils
.writeInt(st
, Integer(mEndPosTrig
));
1032 utils
.writeInt(st
, Integer(mEndSizeTrig
));
1036 procedure TPanel
.LoadState (st
: TStream
);
1038 if (st
= nil) then exit
;
1041 if not utils
.checkSign(st
, 'PANL') then raise XStreamError
.create('wrong panel signature');
1042 if (utils
.readByte(st
) <> PAN_SAVE_VERSION
) then raise XStreamError
.create('wrong panel version');
1043 // Îòêðûòà/çàêðûòà, åñëè äâåðü
1044 FEnabled
:= utils
.readBool(st
);
1045 // Íàïðàâëåíèå ëèôòà, åñëè ëèôò
1046 FLiftType
:= utils
.readByte(st
);
1047 // Íîìåð òåêóùåé òåêñòóðû
1048 FCurTexture
:= utils
.readLongInt(st
);
1049 // Êîîðäèíàòû è ðàçìåð
1050 FX
:= utils
.readLongInt(st
);
1051 FY
:= utils
.readLongInt(st
);
1054 FWidth
:= utils
.readWord(st
);
1055 FHeight
:= utils
.readWord(st
);
1058 // Àíèìèðîâàííàÿ ëè òåêóùàÿ òåêñòóðà
1059 if utils
.readBool(st
) then
1061 // Åñëè äà - çàãðóæàåì àíèìàöèþ
1062 Assert((FCurTexture
>= 0) and
1063 (FTextureIDs
[FCurTexture
].Anim
) and
1064 (FTextureIDs
[FCurTexture
].AnTex
<> nil),
1065 'TPanel.LoadState: No animation object');
1066 FTextureIDs
[FCurTexture
].AnTex
.LoadState(st
, FAlpha
, FBlending
);
1069 // moving platform state
1070 mMovingSpeed
.X
:= utils
.readLongInt(st
);
1071 mMovingSpeed
.Y
:= utils
.readLongInt(st
);
1072 mMovingStart
.X
:= utils
.readLongInt(st
);
1073 mMovingStart
.Y
:= utils
.readLongInt(st
);
1074 mMovingEnd
.X
:= utils
.readLongInt(st
);
1075 mMovingEnd
.Y
:= utils
.readLongInt(st
);
1077 mSizeSpeed
.w
:= utils
.readLongInt(st
);
1078 mSizeSpeed
.h
:= utils
.readLongInt(st
);
1079 mSizeEnd
.w
:= utils
.readLongInt(st
);
1080 mSizeEnd
.h
:= utils
.readLongInt(st
);
1082 mMovingActive
:= utils
.readBool(st
);
1083 mMoveOnce
:= utils
.readBool(st
);
1085 mEndPosTrig
:= utils
.readLongInt(st
);
1086 mEndSizeTrig
:= utils
.readLongInt(st
);
1089 //mapGrid.proxyEnabled[proxyId] := FEnabled; // done in g_map.pas